mirror of https://github.com/hwchase17/langchain
docs: rm convert to openai tool
Bagatur
2 months ago
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56fe4ab382
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bab616d0b4
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{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "4111c9d4",
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"metadata": {},
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"source": [
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"# Tools as OpenAI Functions\n",
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"\n",
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"This notebook goes over how to use LangChain tools as OpenAI functions."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "bb220019-4012-4da4-bfee-01fb8189aa49",
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"metadata": {},
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"outputs": [],
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"source": [
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"%pip install -qU langchain-community langchain-openai"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 19,
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"id": "d65d8a60",
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"metadata": {},
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"outputs": [],
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"source": [
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"from langchain_community.tools import MoveFileTool\n",
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"from langchain_core.messages import HumanMessage\n",
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"from langchain_core.utils.function_calling import convert_to_openai_function\n",
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"from langchain_openai import ChatOpenAI"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 20,
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"id": "abd8dc72",
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"metadata": {},
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"outputs": [],
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"source": [
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"model = ChatOpenAI(model=\"gpt-3.5-turbo\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 21,
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"id": "3b3dc766",
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"metadata": {},
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"outputs": [],
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"source": [
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"tools = [MoveFileTool()]\n",
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"functions = [convert_to_openai_function(t) for t in tools]"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 12,
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"id": "d38c4a22-2e9e-4d15-a9e1-bf8103c6303b",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"{'name': 'move_file',\n",
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" 'description': 'Move or rename a file from one location to another',\n",
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" 'parameters': {'type': 'object',\n",
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" 'properties': {'source_path': {'description': 'Path of the file to move',\n",
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" 'type': 'string'},\n",
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" 'destination_path': {'description': 'New path for the moved file',\n",
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" 'type': 'string'}},\n",
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" 'required': ['source_path', 'destination_path']}}"
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]
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},
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"execution_count": 12,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"functions[0]"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 15,
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"id": "230a7939",
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"metadata": {},
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"outputs": [],
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"source": [
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"message = model.invoke(\n",
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" [HumanMessage(content=\"move file foo to bar\")], functions=functions\n",
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")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 16,
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"id": "c118c940",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"AIMessage(content='', additional_kwargs={'function_call': {'arguments': '{\\n \"source_path\": \"foo\",\\n \"destination_path\": \"bar\"\\n}', 'name': 'move_file'}})"
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]
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},
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"execution_count": 16,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"message"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 8,
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"id": "d618e3d8",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"{'name': 'move_file',\n",
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" 'arguments': '{\\n \"source_path\": \"foo\",\\n \"destination_path\": \"bar\"\\n}'}"
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]
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},
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"execution_count": 8,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"message.additional_kwargs[\"function_call\"]"
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]
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},
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{
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"cell_type": "markdown",
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"id": "77dd0d9f-2f24-4535-a658-a061f91e009a",
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"metadata": {},
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"source": [
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"With OpenAI chat models we can also automatically bind and convert function-like objects with `bind_functions`"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 17,
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"id": "24bb1518-8100-4ac3-acea-04acfac963d1",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"AIMessage(content='', additional_kwargs={'function_call': {'arguments': '{\\n \"source_path\": \"foo\",\\n \"destination_path\": \"bar\"\\n}', 'name': 'move_file'}})"
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]
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},
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"execution_count": 17,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"model_with_functions = model.bind_functions(tools)\n",
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"model_with_functions.invoke([HumanMessage(content=\"move file foo to bar\")])"
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]
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},
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{
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"cell_type": "markdown",
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"id": "000ec6ff-ca67-4206-ba56-cc2a91b85ce6",
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"metadata": {},
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"source": [
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"Or we can use the update OpenAI API that uses `tools` and `tool_choice` instead of `functions` and `function_call` by using `ChatOpenAI.bind_tools`:"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 18,
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"id": "1a333e4e-df55-4e15-9d2e-4fd142d969f3",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"AIMessage(content='', additional_kwargs={'tool_calls': [{'id': 'call_btkY3xV71cEVAOHnNa5qwo44', 'function': {'arguments': '{\\n \"source_path\": \"foo\",\\n \"destination_path\": \"bar\"\\n}', 'name': 'move_file'}, 'type': 'function'}]})"
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]
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},
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"execution_count": 18,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"model_with_tools = model.bind_tools(tools)\n",
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"model_with_tools.invoke([HumanMessage(content=\"move file foo to bar\")])"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.9.1"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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